Chemistry & Python Specialist - Freelance AI Trainer

MindriftRemote — Austria

Remote Part-time $29/hr - $29/hr

Clicking Apply Now takes you to AutoApply where you can tailor your resume and apply.

Experience Level

Experience

Qualifications

A degree in Chemistry or a related field is required, along with the following:Proficient in Python for numerical validation; knowledge of MATLAB, R, C, SQL, or other programming languages accepted;At least 2 years of experience in applied, research, or teaching roles;Familiarity with numerical methods applicable to chemistry;Understanding of computational chemistry concepts;Strong written English capabilities (C1+ level required).

About the job

What you will do

Create computational chemistry problems that reflect real research workflows
Design tasks that require Python programming to solve, using tools like numpy, scipy, and chemical libraries
Ensure problems are computationally intensive and not solvable manually in a reasonable time
Develop scenarios involving complex reasoning in physical chemistry, quantum chemistry, or molecular modeling
Base problems on genuine research challenges or practical chemistry applications
Validate solutions in Python, applying standard computational chemistry methods
Document problem statements clearly and provide accurate, verified solutions

Requirements

Degree in Chemistry or a related field
Proficiency in Python for numerical validation; familiarity with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or other programming languages is also acceptable
At least 2 years of relevant experience in application, research, or education
Experience with numerical methods in chemistry
Strong grasp of computational chemistry concepts and techniques
Exceptional written English skills (C1+ level)

Project workflow

The process includes application, a qualification stage, project engagement, task completion, and compensation.

Time commitment

During active periods, tasks typically require about 10–20 hours per week, depending on project needs. This is an estimate and not a guaranteed workload.

Compensation

Contributors may earn up to $29 per hour, depending on expertise and pace. Actual compensation varies by project scope, complexity, and required skills. Other projects on the platform may offer different rates based on their requirements.

Please submit your CV in English and include your English proficiency level.

About Mindrift

Mindrift connects talented individuals to project-focused AI opportunities at top technology firms, emphasizing the assessment and enhancement of AI systems. We provide a platform for professionals to contribute their expertise on a flexible basis.

Similar jobs

Browse all companies, explore by city & role, or SEO search pages. View directory listings: all jobs, search results, location & role pages.

1 - 20 of 398 Jobs

Search for Freelance DevOps Engineer - Automation Systems (AI Trainer)

398 results

Select all on this page (20)

Apply

Freelance DevOps Engineer - Automation Systems (AI Trainer)

Mindrift

Contract|$60/hr - $60/hr|Remote|Remote — Austria

Join Mindrift as a talented DevOps / Automation Engineer and become an integral part of the Tendem project (https://tendem.ai/). In this role, you will develop and manage robust infrastructure to support automation workflows within our innovative hybrid AI + human environment.As an AI Pilot at Mindrift, you will collaborate closely with Tendem Agents who han…

May 2, 2026

Apply

Freelance DevOps Engineer for Automation Systems at Toloka AI | Remote

Toloka AI

Part-time|$60/hr - $60/hr|Remote|Remote — Austria

Toloka AI is looking for a Freelance DevOps Engineer for Automation Systems to support the Tendem project. This is a remote, part-time contract open to candidates based in Austria. The main focus is to design, build, and maintain scalable infrastructure for automation workflows that combine AI and human input. What you will do Deploy and manage self-hosted automation environments, such as n8n instances or similar platforms. Design and oversee infrastructure that supports high-volume workflows and large-scale data processing. Optimize automation systems to handle multiple workloads and performance-intensive tasks. Set up monitoring, logging, and alerting systems to track workflow performance and detect failures. Configure alerts for critical events, including node failures, performance drops, or system instability. Maintain system uptime, reliability, and fault tolerance across automation pipelines. Project context This role supports the Tendem project (https://tendem.ai/). The work involves collaborating with Tendem Agents, who manage repetitive processes, and ensuring that automation pipelines run reliably and efficiently. Who will thrive here Professionals with strong experience in cloud infrastructure, system deployment, and high-load automation environments will be well suited for this position. About Mindrift Mindrift connects experts with AI projects from leading technology innovators. The platform brings together global expertise to advance Generative AI.

Apr 24, 2026

Apply

Freelance Low-Code Automation Engineer - AI Trainer

Mindrift

Contract|$60/hr - $60/hr|Remote|Remote — Austria

Role overview Mindrift seeks a Freelance Low-Code Automation Engineer to support the Tendem project as an AI Pilot. This part-time position is remote and available to candidates located in Austria. The role centers on building and improving automation workflows using platforms like Make.com and n8n. Mindrift combines AI tools with human input to create practical automation solutions. What you will do Design, implement, and refine automation workflows for the Tendem project Collaborate with Tendem Agents to keep processes running smoothly across multiple systems Apply low-code automation skills and a methodical approach to address workflow challenges Customize workflows with JavaScript when needed Requirements Experience with low-code automation platforms, especially Make.com and n8n Background in workflow design and process automation Ability to customize automations using JavaScript Comfort working in a collaborative environment that blends AI and human expertise Residence in Austria and ability to work remotely

Apr 24, 2026

Apply

Freelance AI Workflow Engineer

toloka-ai

Part-time|$60/hr - $60/hr|Remote|Remote — Austria

Mindrift is looking for a Freelance AI Workflow Engineer to join the Tendem project (https://tendem.ai/). This part-time, remote position is open to candidates based in Austria. The role centers on building automation systems powered by Large Language Models (LLMs), with a focus on seamless collaboration between AI and human contributors. Key Responsibilities Create and improve AI-driven workflows that blend automated processes with human judgment Act as an AI Pilot, working with Tendem Agents to oversee and enhance repetitive tasks Use structured thinking and prompt engineering to boost workflow efficiency and scalability Maintain quality assurance throughout the workflow development cycle Requirements Background in integrating LLMs into automation systems Experience with prompt design and quality assurance in AI projects Interest in part-time, remote work within Austria

Apr 24, 2026

Apply

Freelance Low-Code Automation Engineer - AI Workflow Specialist

Mindrift

Part-time|$60/hr - $60/hr|Remote|Remote — Austria

Mindrift is on the lookout for talented Low-Code Automation Engineers (Make.com / n8n, JavaScript) to contribute to the Tendem project (https://tendem.ai/). In this pivotal role, referred to as an AI Pilot at Mindrift, you will work alongside Tendem Agents to create effective automation workflows within our innovative hybrid AI + human framework.As a Low-Code Automation Engineer, your primary responsibilities will involve designing, constructing, and refining advanced automation processes that ensure seamless execution and scalability across various platforms. Your expertise in structured thinking and quality control will be essential to guarantee reliable workflows that integrate multiple systems efficiently.This part-time, fully remote position is perfect for professionals with practical experience in low-code automation technologies, workflow design, and JavaScript customization.

May 2, 2026

Apply

Freelance AI Workflow Engineer - Remote Opportunity

Mindrift

Part-time|$60/hr - $60/hr|Remote|Remote — Austria

Join Mindrift as an AI Workflow Engineer for the innovative Tendem project (https://tendem.ai/). In this exciting role, you will harness the power of Large Language Models (LLMs) to create intelligent automation systems within a collaborative AI + human framework.As an AI Pilot, you will work alongside Tendem Agents to streamline repetitive tasks while applying your prompt engineering skills and structured thinking to ensure the delivery of robust and scalable AI-driven workflows.This part-time remote position is perfect for professionals experienced in LLM integrations, prompt design, and automation systems powered by AI.About MindriftAt Mindrift, we connect experts with cutting-edge AI initiatives from leading tech companies. Our goal is to unleash the potential of Generative AI by integrating real-world expertise from across the globe.Role OverviewAs a Freelance AI Workflow Engineer, your responsibilities will include designing, building, and optimizing workflows that utilize LLM APIs, creating scalable systems for content generation, communication, and automation.Key ResponsibilitiesDesign and assess workflows that integrate LLM APIs (such as OpenAI, Claude, and Gemini).Develop and enhance AI-powered automation systems for content generation and communication.Create and refine prompt frameworks to ensure consistent, high-quality outputs across workflows.Establish systems for personalized automated outreach (email, messaging, lead enrichment).Structure and preprocess data to maintain stable model behavior and reliable outputs.Analyze and optimize AI-driven pipelines for scalability, efficiency, and accuracy.CompensationContributors can earn up to $60 per hour, depending on experience and contribution pace. Please note that compensation varies across projects based on complexity and expertise required.

May 2, 2026

Apply

Freelance n8n Workflow Developer - AI Trainer

Mindrift

Part-time|$60/hr - $60/hr|Remote|Remote — Austria

Mindrift seeks freelance n8n Workflow Developers to support the Tendem project (https://tendem.ai/). This remote, part-time contract is open to candidates based in Austria. The role centers on designing and refining automation workflows that combine AI with human input. Role overview As an AI Pilot, the main focus is building and improving automation workflows within self-hosted n8n environments. Projects involve integrating multiple systems and developing scalable pipelines that support AI-powered solutions. Flexibility is built in, making this a good fit for experienced workflow specialists who want to contribute on their own schedule. What you will do Design, build, and assess advanced workflows in self-hosted n8n setups Develop integrations to connect various systems and automate pipelines Create and enhance AI-driven workflows, such as content generation and data enrichment Set up and maintain automations for lead generation, outreach, and data processing Implement web scraping workflows for reliable data extraction Optimize workflow execution, manage node sequencing, and improve error handling to reduce failures, delays, and API timeouts Requirements Minimum of 3 years of experience in automation engineering, workflow development, integrations, or software development Bachelor's or Master’s degree in Computer Science, Engineering, Information Technology, or a related technical field (preferred) Hands-on experience with n8n, especially in self-hosted environments and workflow orchestration Demonstrated ability to design and manage complex automation systems across different tools and platforms Strong background in API integrations, webhooks, and synchronizing data between systems Compensation Contributors on this project can earn up to $60 per hour, depending on expertise and pace of contribution. Actual rates may vary based on project complexity and required skill set.

Apr 25, 2026

Apply

Mechanical Engineer & Python Expert - Freelance AI Trainer

Mindrift

Contract|$50/hr - $50/hr|Remote|Remote — Austria

We invite you to submit your CV in English, highlighting your level of English proficiency.Mindrift connects talented specialists with project-based AI opportunities in collaboration with leading technology companies, focusing on the testing, evaluation, and enhancement of AI systems. Please note that this is a project-based engagement, not a permanent position.Opportunity OverviewEach project presents unique tasks; contributors may:Design innovative computational engineering problems that replicate real-world engineering workflows;Develop problems that necessitate Python programming for solving engineering computations and simulations;Ensure that problems are computationally demanding, requiring numerical methods or iterative solutions;Create scenarios involving system design, optimization, and analysis;Base challenges on genuine research issues or practical applications derived from engineering practice;Validate solutions using Python with standard engineering libraries;Clearly document problem statements and provide verified correct solutions.Desired QualificationsThis role is an excellent match for engineers experienced in Python who are open to part-time, non-permanent projects. Ideal candidates will possess:A degree in Mechanical Engineering or a related discipline;Proficiency in Python for numerical validation. Familiarity with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, domain-specific libraries, Stata, or any programming language may also be acceptable;A minimum of 2 years of professional experience, including applied, research, or teaching experience;An understanding of practical engineering constraints and approximations;Strong written English skills (C1+ level);Professional certifications (e.g., CMME, SAS Certifications, CAP) and experience in international or applied projects are advantageous.Application ProcessSteps to join:ApplyPass qualification(s)Join a projectComplete tasksReceive paymentProject Time CommitmentFor this role, tasks are expected to require approximately 10–20 hours per week during active phases, depending on project needs. This is an estimated workload applicable only during project activity.CompensationContributors can earn up to $50 per hour, depending on their expertise and contribution pace. Compensation may vary across projects based on scope, complexity, and required expertise. Please note that other projects on our platform may offer varying earning levels according to their demands.

May 1, 2026

Apply

Civil Engineer and Python Specialist - Freelance AI Trainer

Toloka AI

Contract|Remote|Remote — Austria

Toloka AI seeks a freelance Civil Engineer with advanced Python skills to assist in training AI models. This contract position is open to professionals based in Austria and offers the flexibility of remote work. Role overview This role combines civil engineering expertise with Python programming to support AI development. Projects require both technical proficiency and domain knowledge, allowing for meaningful contributions to AI training efforts. What you will do Use civil engineering background and Python coding to help train and improve AI systems Work on projects that benefit from both engineering and programming skills Location This is a remote role for candidates based in Austria.

Apr 28, 2026

Apply

Biology and Python Specialist - Freelance AI Trainer

Toloka AI

Contract|Remote|Remote — Austria

Toloka AI is seeking a freelance specialist with a background in biology and Python programming. This remote role focuses on creating and delivering training content for learners interested in artificial intelligence. Role overview The Biology and Python Specialist will design educational materials that bridge concepts in biology with practical Python skills. The goal is to help participants build a strong foundation for work in AI-related fields. What you will do Develop training programs that combine biology topics with Python programming techniques Deliver instructional content to support learners as they build AI skills Requirements Expertise in biology Strong proficiency in Python Ability to communicate technical concepts clearly This freelance position is open to candidates based in Austria and offers the flexibility to work remotely.

Apr 29, 2026

Apply

Freelance English Writer - AI Trainer

Toloka AI

Contract|Remote|Remote — Austria

Toloka AI seeks a Freelance English Writer to contribute to AI system development. This remote position is open to candidates based anywhere in Austria. Role overview The main focus is on creating English-language content that supports AI training. Writers in this role help improve how AI models understand and generate language by supplying clear and engaging text. What you will do Write English content designed for AI training Produce examples and prompts that support AI performance refinement Work with Toloka AI’s team to achieve project standards and objectives Work environment This freelance role provides flexibility and allows work from home. Writers have the opportunity to support advancements in AI technology while managing their own schedules.

Apr 27, 2026

Apply

Freelance Junior Journalist - AI Trainer

Toloka AI

Contract|Remote|Remote — Austria

Toloka AI is hiring a Freelance Junior Journalist - AI Trainer for a remote role based in Austria. The position centers on supporting the creation and refinement of training data that helps artificial intelligence systems better interpret and respond to human language. Role overview This job involves working with datasets that train AI models, with a focus on language accuracy and clarity. The work directly influences how AI systems understand and process natural language. What you will do Assist in developing and refining datasets for AI training Use journalistic skills to assess and improve AI language understanding Who this suits This position is a good match for those who want to combine journalism with the rapidly changing field of artificial intelligence. Curiosity about language, strong attention to detail, and an openness to learning new methods are key qualities for success in this role.

Apr 27, 2026

Apply

Freelance Mathematics Expert - AI Trainer

Toloka AI

Contract|Remote|Remote — Austria

Role overview Toloka AI seeks a Freelance Mathematics Expert to assist with AI training projects. This is a remote contract position available to candidates located in Austria. Key responsibilities Use mathematics expertise to support the training and improvement of AI algorithms Review data and model outputs to help ensure accuracy and reliability Contribute to projects that enhance AI capabilities Work context This freelance role involves engaging with new technologies and supporting the development of AI systems. Mathematics experts in this position help influence how AI models perform in practical, real-world situations.

Apr 27, 2026

Apply

Material Scientist with Python Expertise - Freelance AI Trainer

Mindrift

Part-time|$45/hr - $45/hr|Remote|Remote — Austria

Please submit your CV in English and indicate your English proficiency level. Mindrift connects skilled professionals with project-based AI work for leading technology companies. Projects focus on assessing, evaluating, and improving AI systems. Participation is on a project basis and does not constitute permanent employment. Role overview This freelance, remote position is for a Material Scientist with Python expertise to help train AI systems. Work centers on developing and validating engineering challenges, with projects varying in scope and focus. Contributors may: Create original materials and engineering problems based on real-world workflows Design problems that involve Python programming for calculations and simulations Develop computationally intensive problems requiring numerical methods or iterative solutions Build challenges related to system design, optimization, and analysis Base problems on genuine research questions or practical engineering scenarios Validate solutions using Python and standard engineering libraries Document problem statements with clear, accurate answers Requirements Degree in Material Science or a related field Proficiency in Python for numerical validation; experience with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, Stata, or domain-specific libraries is also accepted At least 2 years of professional experience (applied, research, or teaching) Strong understanding of practical engineering constraints and approximations Excellent written English (C1 level or above) Project process Apply Pass qualifications Join a project Complete assigned tasks Receive payment Time commitment Active project phases usually require about 10–20 hours per week. Actual workload depends on project needs and is not guaranteed. Compensation Contributors may earn up to $45 per hour, depending on expertise and task completion speed. Pay rates vary by project according to complexity, scope, and required skills. Other projects on the platform may offer different compensation based on their requirements.

Apr 24, 2026

Apply

Freelance AI Trainer - Statistics & Python Specialist

Mindrift

Contract|$50/hr - $50/hr|Remote|Remote — Austria

Please submit your CV in English and indicate your level of English proficiency.Mindrift is a dynamic platform connecting talented specialists with exciting project-based opportunities in artificial intelligence for leading technology companies. Our focus is on testing, evaluating, and enhancing AI systems. Please note that participation is project-based and does not entail permanent employment.Opportunity OverviewEach project presents unique challenges, and contributors may be involved in tasks such as:Designing original computational statistics problems that reflect real mathematical research workflows;Creating Python programming challenges utilizing libraries such as Numpy, SciPy, and Sympy;Ensuring problems are computationally intensive and cannot be solved manually within reasonable timeframes;Generating problems that require complex reasoning in fields like number theory, combinatorics, graph theory, and numerical analysis;Formulating challenges based on genuine research issues or practical applications in mathematics;Validating solutions using Python with standard mathematical libraries;Clearly documenting problem statements and providing verified correct solutions.QualificationsThis role is perfect for statistics professionals with experience in Python who are interested in part-time, non-permanent projects. Ideal candidates will possess:A degree in Statistics or a related field;Proficiency in Python for numerical validation; experience with MATLAB, R, C, SQL, Numpy, Pandas, or SciPy is also valuable;Over 2 years of professional experience in applied work, research, or teaching;Strong written English skills (C1+ proficiency);Professional certifications such as CMME, SAS Certifications, or CAP and involvement in international or applied projects are advantageous.How It WorksApply → Pass qualifications → Join a project → Complete tasks → Get compensatedProject Time ExpectationsFor this project, tasks are estimated to require approximately 10–20 hours per week during active phases, depending on project needs. This is an estimate and not a guaranteed workload.CompensationContributors may earn up to $50 per hour, contingent on their expertise and contribution pace. Compensation varies based on project scope, complexity, and required skills. Please note that other projects on the platform may offer different pay rates based on their specific requirements.

Apr 30, 2026

Apply

Freelance AI Trainer - Material Scientist with Python Expertise

Mindrift

Part-time|$45/hr - $45/hr|Remote|Remote — Austria

Please submit your CV in English and indicate your level of English proficiency.Mindrift is a dynamic platform connecting skilled professionals with project-based AI opportunities in leading tech companies. We focus on testing, evaluating, and enhancing AI systems, providing contributors a chance to work on innovative projects without the commitment of permanent employment.Opportunity OverviewEach project presents unique challenges, and contributors may be involved in the following:Creating original materials that simulate real-world engineering workflows;Developing engineering problems that require Python programming for calculations and simulations;Ensuring the problems are computationally intensive, necessitating numerical methods or iterative solutions;Designing problems related to system design, optimization, and analysis;Grounding problems in actual research challenges or practical engineering applications;Validating solutions through Python using standard engineering libraries;Clearly documenting problem statements and providing verified solutions.QualificationsWe are seeking material scientists and engineers with Python experience who are interested in part-time, project-based roles. Ideal candidates will possess:A degree in Material Science or a related discipline;Proficiency in Python for numerical validation; familiarity with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or other programming languages is acceptable;At least 2 years of professional experience, including applied, research, or teaching roles;A strong grasp of practical engineering constraints and approximations;Excellent written English skills (C1+ level).Application ProcessApply → Pass qualification(s) → Join a project → Complete assigned tasks → Receive compensation.Project CommitmentTasks for this project are estimated to require approximately 10-20 hours per week during active phases, depending on project demands. This estimate is not a guaranteed workload and applies only while the project is active.CompensationContributors can earn up to $45 per hour, depending on their level of expertise and contribution speed. Please note that compensation may vary across different projects based on scope, complexity, and required skills.

May 2, 2026

Apply

Chemistry & Python Specialist - Freelance AI Trainer

Mindrift

Part-time|$29/hr - $29/hr|Remote|Remote — Austria

Mindrift connects professionals with project-based AI training work for technology companies. This freelance role focuses on testing, evaluating, and improving AI systems through chemistry and Python expertise. Participation is on a project basis, not as a permanent employee. What you will do Create computational chemistry problems that reflect real research workflows Design tasks that require Python programming to solve, using tools like numpy, scipy, and chemical libraries Ensure problems are computationally intensive and not solvable manually in a reasonable time Develop scenarios involving complex reasoning in physical chemistry, quantum chemistry, or molecular modeling Base problems on genuine research challenges or practical chemistry applications Validate solutions in Python, applying standard computational chemistry methods Document problem statements clearly and provide accurate, verified solutions Requirements Degree in Chemistry or a related field Proficiency in Python for numerical validation; familiarity with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or other programming languages is also acceptable At least 2 years of relevant experience in application, research, or education Experience with numerical methods in chemistry Strong grasp of computational chemistry concepts and techniques Exceptional written English skills (C1+ level) Project workflow The process includes application, a qualification stage, project engagement, task completion, and compensation. Time commitment During active periods, tasks typically require about 10–20 hours per week, depending on project needs. This is an estimate and not a guaranteed workload. Compensation Contributors may earn up to $29 per hour, depending on expertise and pace. Actual compensation varies by project scope, complexity, and required skills. Other projects on the platform may offer different rates based on their requirements. Please submit your CV in English and include your English proficiency level.

Apr 29, 2026

Apply

Freelance AI Trainer Specializing in Mathematics & Python

toloka-ai

Part-time|$45/hr - $45/hr|Remote|Remote — Austria

Mindrift connects skilled professionals with project-based opportunities to support leading tech companies in testing, evaluating, and improving AI systems. This freelance role with toloka-ai is remote and based in Austria. Participation is strictly project-based and does not constitute permanent employment. Role overview Freelance AI Trainers specializing in Mathematics and Python contribute to a range of projects. Work includes: Designing original computational mathematics problems that mirror real research workflows Developing challenges that require Python programming for solutions, using libraries such as Numpy, SciPy, or Sympy Ensuring problems are computationally complex, requiring more than a reasonable amount of manual effort to solve Creating tasks that involve intricate reasoning in areas like number theory, combinatorics, graph theory, and numerical analysis Basing problems on authentic research questions or practical scenarios from mathematical practice Validating solutions using Python and standard mathematical libraries Documenting problem statements clearly and providing verified answers Requirements Degree in Mathematics (pure or applied) or a related field Proficiency in Python for numerical validation; experience with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or similar tools is also acceptable At least 2 years of professional experience in applied mathematics, research, or teaching Background in numerical methods and symbolic computation Ability to design problems that reflect real mathematical research workflows Strong grasp of computational complexity theory Exceptional written English skills (C1 level or higher) Project commitment Expect to dedicate about 10–20 hours per week during active project periods. Actual workload may vary depending on project needs and is not fixed. Compensation Contributors may earn up to $45 per hour, depending on the nature and complexity of the project and individual contribution. Rates can vary across different projects on the platform. Application process Submit a CV in English, including your English proficiency level. The process includes qualification steps, joining a project, completing assigned tasks, and receiving payment upon completion.

Apr 29, 2026

Apply

Data Scientist (Python & SQL) - Freelance AI Trainer

toloka-ai

Contract|$58/hr - $58/hr|Remote|Remote — Austria

This freelance Data Scientist (Python & SQL) role with toloka-ai is project-based and remote, open to candidates located in Austria. Mindrift connects experienced data science professionals with assignments that focus on evaluating and improving AI systems for major technology companies. Work is assigned per project and is not a permanent position. Key Responsibilities Design computational data science challenges that mirror real-world analytical scenarios in sectors such as telecommunications, finance, government, e-commerce, and healthcare. Develop problems requiring Python programming, using libraries like Pandas, Numpy, Scipy, Scikit-learn, Statsmodels, Matplotlib, and Seaborn. Ensure problems are sufficiently complex to prevent manual solutions within days or weeks. Create tasks involving advanced reasoning in data processing, statistical analysis, feature engineering, predictive modeling, and extracting insights. Produce deterministic and reproducible problems, using fixed seeds for any randomness. Base challenges on business cases such as customer analytics, risk assessment, fraud detection, forecasting, optimization, and operational efficiency. Cover the full data science workflow: data ingestion, cleaning, exploratory analysis, modeling, validation, and deployment considerations. Include big data processing scenarios that require scalable solutions. Validate solutions using Python and standard statistical techniques. Document each problem with clear business context and provide verified, correct answers. Requirements At least five years of hands-on data science experience with measurable business impact. Portfolio of completed projects or publications demonstrating real-world problem-solving skills. Advanced Python programming skills for data science, including Pandas, Numpy, Scipy, Scikit-learn, and Statsmodels. Strong knowledge of statistical analysis and machine learning algorithms and applications. Expertise in SQL and database operations for data manipulation and analysis. Familiarity with Generative AI technologies such as LLMs, RAG, prompt engineering, and vector databases. Understanding of MLOps and model deployment workflows. Experience with frameworks like TensorFlow, PyTorch, or LangChain. Excellent written English (C1 level or higher). Application Process Submit your CV in English and indicate your English proficiency level. Complete the qualification process. Join a project upon acceptance. Work on assigned tasks. Receive payment after task completion. Please submit your CV in English and indicate your English proficiency level.

Apr 25, 2026

Apply

Freelance Legal Advisor (US Bar Admitted) - AI Systems Trainer

Mindrift

Contract|$53/hr - $53/hr|Remote|Remote — Austria

We invite candidates to submit their CVs in English, including a clear indication of their English proficiency level.Mindrift specializes in connecting experts with project-based AI opportunities for top-tier technology companies, focusing on the assessment, evaluation, and enhancement of AI systems. Please note that participation is on a project basis and does not guarantee permanent employment.Opportunity OverviewEach project encompasses distinct tasks, and contributors may be responsible for the following:Crafting prompts that effectively challenge AI capabilities;Assessing AI-generated outputs for accuracy, underlying assumptions, and logical coherence;Enhancing AI reasoning to ensure alignment with foundational principles and established standards;Utilizing structured scoring criteria to evaluate complex problem-solving approaches.Ideal Candidate ProfileThis role is particularly suited for legal consultants or attorneys experienced in US law who are open to part-time, non-permanent engagements. The ideal candidates will possess:A law degree (Bachelor, J.D., LLM, FLLM) contextualized within the US legal framework;A minimum of 2 years of legal practice experience within the US jurisdiction;Exceptional written English proficiency (C1/C2 level);A reliable internet connection.Application ProcessSubmit your application → Successfully complete qualification(s) → Engage in project work → Carry out assigned tasks → Receive compensation.Project Commitment ExpectationsParticipants can expect to dedicate approximately 10–20 hours per week during active project phases, based on specific project needs. This is an estimate and not a guaranteed workload.Compensation DetailsContributors can earn up to $53 per hour, depending on their level of expertise and contribution pace. Compensation may vary across different projects based on their scope and complexity. Please be aware that other projects on the platform may present different earning opportunities.

May 2, 2026

Create account — see all 398 results

Browse all companies, explore by city & role, or SEO search pages. View directory listings: all jobs, search results, or location & role pages.